<template>
    <div class="layout">
        <el-container v-if="dataInfo.showMenu" class="container">
            <el-aside class="aside">
                <div class="head">
                    <div>
                        <img src="@/assets/logo.jpg" alt="logo">
                        <span>admin</span>
                    </div>
                </div>
                <div class="line"/>
                <el-menu
                        background-color="#222832"
                        text-color="#fff"
                        :router="true"
                        :default-openeds="dataInfo.defaultOpen"
                        :default-active='dataInfo.currentPath'
                >
                    <el-sub-menu index="1">
                        <template #title>
                            <span>首页</span>
                        </template>
                        <el-menu-item-group>
                            <el-menu-item index="/">
                                <el-icon>
                                    <Odometer/>
                                </el-icon>
                                仪表盘
                            </el-menu-item>
                        </el-menu-item-group>
                    </el-sub-menu>
                    <el-sub-menu index="2">
                        <template #title>
                            <span>数据管理</span>
                        </template>
                        <el-menu-item-group>
                            <el-menu-item index="/messages">
                                <el-icon>
                                    <Picture/>
                                </el-icon>
                              待处理消息
                            </el-menu-item>
                            <el-menu-item index="/users">
                                <el-icon>
                                    <StarFilled/>
                                </el-icon>
                              用户列表
                            </el-menu-item>
                            <el-menu-item index="/merchants">
                                <el-icon>
                                    <Sell/>
                                </el-icon>
                              商家列表
                            </el-menu-item>
                            <el-menu-item index="/dishes">
                                <el-icon>
                                    <ShoppingCart/>
                                </el-icon>
                              菜品列表
                            </el-menu-item>
                            <el-menu-item index="/orders">
                              <el-icon>
                                <ShoppingCart/>
                              </el-icon>
                              订单列表
                            </el-menu-item>
                        </el-menu-item-group>
                    </el-sub-menu>
                    <el-sub-menu index="3">
                        <template #title>
                            <span>模块管理</span>
                        </template>
                        <el-menu-item-group>
                            <el-menu-item index="/category">
                                <el-icon>
                                    <Menu/>
                                </el-icon>
                                商品分类管理
                            </el-menu-item>
                            <el-menu-item index="/money">
                                <el-icon>
                                    <Goods/>
                                </el-icon>
                                商家财务管理
                            </el-menu-item>
                            <el-menu-item index="/style">
                                <el-icon>
                                    <List/>
                                </el-icon>
                                首页样式管理
                            </el-menu-item>
                        </el-menu-item-group>
                    </el-sub-menu>
                    <el-sub-menu index="4">
                        <template #title>
                            <span>系统管理</span>
                        </template>
                        <el-menu-item-group>
                            <el-menu-item index="/account">
                                <el-icon>
                                    <Lock/>
                                </el-icon>
                                个人信息管理
                            </el-menu-item>
                            <el-menu-item index="/invite">
                              <el-icon>
                                <User/>
                              </el-icon>
                              添加管理员
                            </el-menu-item>
                        </el-menu-item-group>
                    </el-sub-menu>
                </el-menu>
            </el-aside>
            <el-container class="content">
                <Header/>
                <div class="main">
                    <router-view/>
                </div>
                <Footer/>
            </el-container>
        </el-container>
        <el-container v-else class="container">
            <router-view/>
        </el-container>
    </div>
</template>

<script setup>
    import {reactive} from 'vue'
    import {useRouter} from 'vue-router'
    import Header from '@/components/Header.vue'
    import Footer from '@/components/Footer.vue'
    import {useStore} from 'vuex'
    import {Lock, User} from "@element-plus/icons-vue";

    const store = useStore()
    const noMenu = ['/login']
    const router = useRouter()
    const dataInfo = reactive({
        showMenu: true,
        defaultOpen: ['1', '2', '3', '4'],
        currentPath: '/',
    })

    router.beforeEach((to, from, next) => {
        if (to.path == '/login') {
            // 如果路径是 /login 则正常执行
            next()
        } else {
            // 如果不是 /login，判断是否有 token
            if (!store.getters.getToken || store.getters.getToken == '') {
                // 如果没有，则跳至登录页面
                next({path: '/login'})
            } else {
                // 否则继续执行
                next()
            }
        }
        dataInfo.showMenu = !noMenu.includes(to.path)
        dataInfo.currentPath = to.path
    })
</script>

<style scoped>
    .layout {
        min-height: 100vh;
        background-color: #ffffff;
    }

    .container {
        height: 100vh;
    }

    .aside {
        width: 200px !important;
        background-color: #222832;
    }

    .head {
        display: flex;
        align-items: center;
        justify-content: center;
        height: 50px;
    }

    .head > div {
        display: flex;
        align-items: center;
    }

    .head img {
        width: 50px;
        height: 50px;
        margin-right: 10px;
    }

    .head span {
        font-size: 20px;
        color: #ffffff;
    }

    .line {
        border-top: 1px solid hsla(0, 0%, 100%, .05);
        border-bottom: 1px solid rgba(0, 0, 0, .2);
    }

    .content {
        display: flex;
        flex-direction: column;
        max-height: 100vh;
        overflow: hidden;
    }

    .main {
        height: calc(100vh - 100px);
        overflow: auto;
        padding: 10px;
    }
</style>

<style>
    body {
        padding: 0;
        margin: 0;
        box-sizing: border-box;
    }

    .el-menu {
        border-right: none !important;
    }

    .el-submenu {
        border-top: 1px solid hsla(0, 0%, 100%, .05);
        border-bottom: 1px solid rgba(0, 0, 0, .2);
    }

    .el-submenu:first-child {
        border-top: none;
    }

    .el-submenu [class^="el-icon-"] {
        vertical-align: -1px !important;
    }

    a {
        color: #409eff;
        text-decoration: none;
    }

    .el-pagination {
        text-align: center;
        margin-top: 20px;
    }

    .el-popper__arrow {
        display: none;
    }
</style>
